Solutions
The volume of a sphere is given by the formula V = 4/3 πr³ , where V is the volume of the sphere and r is its radius. We know that the radius is 9 inches.
Calculations
Formula = V=4/3πr³
V=4/3πr³
v=4/3πr³ ( 9 ) = r
r³ = 9 x 9 x 9 = 729
V=972π